25777852 has 12 divisors (see below), whose sum is σ = 45346336. Its totient is φ = 12821760.

The previous prime is 25777849. The next prime is 25777853. The reversal of 25777852 is 25877752.

It is a junction number, because it is equal to n+sod(n) for n = 25777799 and 25777808.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25777853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15924 + ... + 17467.

Almost surely, 2^25777852 is an apocalyptic number.

It is an amenable number.

25777852 is a deficient number, since it is larger than the sum of its proper divisors (19568484).

25777852 is a wasteful number, since it uses less digits than its factorization.

25777852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33588 (or 33586 counting only the distinct ones).

The product of its digits is 274400, while the sum is 43.

The square root of 25777852 is about 5077.1893799621. The cubic root of 25777852 is about 295.4034582984.

The spelling of 25777852 in words is "twenty-five million, seven hundred seventy-seven thousand, eight hundred fifty-two".